body,
p,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
li,
dl,
dt,
dd,
img,
input,
fieldset,
legend,
figure,
figcaption {
  margin: 0;
  padding: 0;
}

ul,
ol,
li {
  list-style: none;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
  font-size: 20px;
}
a,
u {
  text-decoration: none;
}
b,
strong {
  font-weight: 500;
}
i,
em {
  font-style: normal;
}
img {
  vertical-align: top;
  /* 解决图片下方的间隙问题 */
}
input {
  outline: none;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clearFix:after {
  content: ".";
  display: block;
  clear: both;
  height: 0px;
  overflow: hidden;
  visibility: hidden;
}
.clearFix {
  zoom: 1;
}
